Panasonic TH-42PX20U-P Service Manual Manual pdf 121 page image
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Panasonic TH-42PX20U-P Service Manual

Also see for TH-42PX20U/P Operating: Operating instructionsService manual

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Contents
  1. specifications
  2. Table Of Contents
  3. Table Of Contents
  4. Applicable signals
  5. safety precautions
  6. Prevention of Electro Static Discharge (ESD) to
  7. About lead free solder (PbF
  8. Service Hint
  9. Location of Lead Wiring
  10. Self-check Function
  11. Power LED Blinking timing chart
  12. No Power
  13. No Picture
  14. Serviceman Mode (Electronic Controls
  15. CAT (computer Aided Test) mode
  16. IIC mode structure (following items value is sample data
  17. Adjustment Procedure
  18. initialization pulse adjust
  19. adjustment volume location
  20. hotel mode
  21. Conductor Views
  22. G-Board
  23. K and S-Board
  24. Block and Schematic Diagrams
  25. Main Block Diagram
  26. PF-Board Block Diagram
  27. PF-Board Schematic Diagram
  28. P-Board Block Diagram
  29. P-Board (1 of 6) Schematic Diagram
  30. P-Board (2 of 6) Schematic Diagram
  31. P-Board (3 of 6) Schematic Diagram
  32. P-Board (4 of 6) Schematic Diagram
  33. P-Board (5 of 6) Schematic Diagram
  34. P-Board (6 of 6) Schematic Diagram
  35. PA and G-Board Block Diagram
  36. PA-Board (1 of 3) Schematic Diagram
  37. PA-Board (2 of 3) Schematic Diagram
  38. PA-Board (3 of 3) Schematic Diagram
  39. G-Board Schematic Diagram
  40. TA, TB and H-Board Block Diagram
  41. TA and TB-Board Schematic Diagram
  42. H-Board (1 of 2) Schematic Diagram
  43. H-Board (2 of 2) Schematic Diagram
  44. DV-Board Block Diagram
  45. DV-Board (1 of 3) Schematic Diagram
  46. DV-Board (2 of 3) Schematic Diagram
  47. DV-Board (3 of 3) Schematic Diagram
  48. JG-Board Block Diagram
  49. JG-Board (1 of 5) Schematic Diagram
  50. JG-Board (2 of 5) Schematic Diagram
  51. JG-Board (3 of 5) Schematic Diagram
  52. JG-Board (4 of 5) Schematic Diagram
  53. JG-Board (5 of 5) Schematic Diagram
  54. DG-Board Block Diagram
  55. DG-Board (1 of 7) Schematic Diagram
  56. DG-Board (2 of 7) Schematic Diagram
  57. DG-Board (3of 7) Schematic Diagram
  58. DG-Board (4 of 7) Schematic Diagram
  59. DG-Board (5 of 7) Schematic Diagram
  60. DG-Board (6 of 7) Schematic Diagram
  61. DG-Board (7 of 7) Schematic Diagram
  62. D-Board (1 of 2) Block Diagram
  63. D-Board (2 of 2) Block Diagram
  64. D-Board (1 of 15) Schematic Diagram
  65. D-Board (2 of 15) Schematic Diagram
  66. D-Board (3 of 15) Schematic Diagram
  67. D-Board (4 of 15) Schematic Diagram
  68. D-Board (5 of 15) Schematic Diagram
  69. D-Board (6 of 15) Schematic Diagram
  70. D-Board (7 of 15) Schematic Diagram
  71. D-Board (8 of 15) Schematic Diagram
  72. D-Board (9 of 15) Schematic Diagram
  73. D-Board (10 of 15) Schematic Diagram
  74. D-Board (11 of 15) Schematic Diagram
  75. D-Board (12 of 15) Schematic Diagram
  76. D-Board (13 of 15) Schematic Diagram
  77. D-Board (14 of 15) Schematic Diagram
  78. D-Board (15 of 15) Schematic Diagram
  79. C1, C2, C3, C4 and K-Board Block Diagram
  80. C1-Board (1 of 2) Schematic Diagram
  81. C1-Board (2 of 2) Schematic Diagram
  82. C2-Board (1 of 2) Schematic Diagram
  83. C2-Board (2 of 2) Schematic Diagram
  84. C3-Board (1 of 2) Schematic Diagram
  85. C3-Board (2 of 2) Schematic Diagram
  86. C4-Board (1 of 2) Schematic Diagram
  87. C4-Board (2 of 2) Schematic Diagram
  88. S and K-Board Schematic Diagram
  89. SC-Board Block Diagram
  90. SC-Board (1 of 2) Schematic Diagram
  91. SC-Board (2 of 2) Schematic Diagram
  92. SU-Board Block Diagram
  93. SU-Board (1 of 2) Schematic Diagram
  94. SU-Board (2 of 2) Schematic Diagram
  95. SD-Board Block Diagram
  96. SD-Board (1 of 2) Schematic Diagram
  97. SD-Board (2 of 2) Schematic Diagram
  98. SS, S, SS2 and SS3-Board Block Diagram
  99. SS-Board (1 of 2) Schematic Diagram
  100. SS, SS2 and SS3-Board Schematic Diagram
  101. Parts Location
  102. Parts Location (2)
  103. Parts Location (3)
  104. Parts Location (4)
  105. Parts Location (5)
  106. Mechanical Replacement Parts List
  107. Replacement Parts List
  108. Electrical Replacement Parts List
Panasonic TH-42PX20U-P Service Manual Manual pdf 121 page image
14.59. C2-Board (1 of 2) Schematic DiagramTERMSIDETERMSIDESIDETERMTERMSIDEAE_CLK11AE_CLK21AE_PCL AE_PCLAE_CLK11AE_CLK21AE_CLK21AE_CLK11AE_PCLAF_PCLAE_LE8AE_LE7AE_LE6AE_LE5AG_D102AG_D101AG_D103AI_D096AI_D094AI_D095AD_BD54AD_BD56AD_BD55AC_BD64AC_BD65AC_BD66AI_D091AI_D092AI_D093AK_UMHAK_UMLAK_USHAK_USLAK_UEHAK_UELAH_D116AH_D115AH_D114AG_D106AG_D105AJ_D083AJ_D082AJ_D081AJ_D086AJ_D085AJ_D08475V75V75V75VAB_BD75AB_BD74AB_BD76AA_BD84AA_BD85AA_BD86AC_BD66AC_BD61AC_BD63AC_BD64AC_BD65AC_BD62AD_BD51AD_BD52AD_BD53AD_BD54AD_BD55AD_BD56AF_NCLKLAF_CLKLAE_LE6AE_PCLAE_LE6AE_PCLAF_CELAE_PCLAE_LE5AE_PCLAE_LE5AD_BD51AA_BD81AA_BD83AA_BD82AB_BD72AB_BD71AC_BD62AB_BD73AC_BD61AC_BD63AH_D116AH_D115AH_D114AH_D112AH_D111AH_D113AG_D102AG_D101AG_D104AG_D103AG_D106AG_D105AI_D092AI_D091AI_D093AI_D095AI_D096AI_D094AJ_D082AJ_D081AJ_D084AJ_D083AJ_D086AJ_D085AF_CELAF_NCLKLAF_CLKLAD_BD52AD_BD5375VAK_URLAK_USLAK_UMHAK_UMLAK_USHAK_UEHAK_UELAK_URHAK_URHAK_URL5VAG_D10475VR739647R733122R7390 47C21A1A2A3A4A5A6A7A8A9A10A11A12A13A14A15A16A17A18A19A20A21A22A23A24A25A26A27A28A29A30A31A32A33A34A35A36A37A38A39A40B1B2B3B4B5B6B7B8B9B10B11B12B13B14B15B16B17B18B19B20B21B22B23B24B25B26B27B28B29B30B31B32B33B34B35B36B37B38B39B40C735350V100pJ0JJC0000011L7310R731222R74070R733022IC7307C0JBAZ00160412345678910 11121314151617181920C7313100V0.1uR737947R74060R731522J0JJC0000011L7309R733222C73216.3V10uR736247R7306220kR737847IC7301C0JBAZ00160412345678910 11121314151617181920R7427120R731622C73226.3V10uR741347R7374 47C730316V1uR731122DL7307ELKE103FA123R736347C7307100V0.1uCA513457891011121314151617181920212223252627293031333435363738394041424344454647484951525355R7376 47C735450V100pR73080R741047C7341100V0.1uC7312100V0.1uR7358 47R7389120R74170R7348100kR736447R7359 47R734722kR738047C730116V1uIC7306C0JBAZ00160412345678910 11121314151617181920C7311100V0.1uR7375 47C221234567891011121314151617181920R739747DL7308ELKE103FA123R739547R7391 47R73070IC7305C0JBAZ00160412345678910 11121314151617181920CA613457891011121314151617181920212223252627293031333435363738394041424344454647484951525355R7361 47R7424120C735116V1uR741247R7392 47C32123456789101112R7394 47C73026.3V10uR7360 47C7314100V0.1uR736547C731050V100pC730416V1uR7377 47R73090C73236.3V10uR7393 47R738147R741147R7423120C7339100V0.1uC735216V1uR733322C735016V1u(SN74ACT244PWR)(SN74ACT244PWR)2A12A22A32A41Y41Y31Y21Y1^2OE2Y22Y3GND1A41A31A22Y41A1VCC1OE2Y1(SN74ACT244PWR)2A12A22A32A41Y41Y31Y21Y1^2OE2Y22Y3GND1A41A31A22Y41A1VCC1OE2Y1(SN74ACT244PWR)2A12A22A32A41Y41Y31Y21Y1^2OE2Y22Y3GND1A41A31A22Y41A1VCC1OE2Y15V DETVda75VVda75VVda75VVda75V5VVda75VVda75V2Y11OE VCC1A12Y41A21A31A4GND2Y32Y22OE1Y11Y21Y31Y42A42A32A22A15VNCNCNCGNDGNDGNDGNDGNDNCNCNCNCNCNCNCGND5VDRVRSTCLK4LGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDCLK3LGNDGNDGNDGNDD7-6D9-6D9-5D7-5D9-4D7-4D9-3D7-3D9-2D7-2D7-1D9-1D8-6D6-6D10-6D8-5D6-5D10-5D10-4D8-4D6-4D6-3D8-3D10-3D10-2D8-2D6-2D8-1D10-1D6-1D11-6D11-5D11-4D11-3D11-2D11-1CELGNDPCLBLKLHZDSLLDSHLDMLLDMHLUELUSLUEHUMLUSHURHUBKURLUMHGND5V5V5V5VCLKLNCLKLSOSUELUEH5VURHUSLUSHSOSURLGNDUMHUMLVda75VA5 6DE1C87B2 43! C2-BOARD TNPA3060 (1/2)BUFFERBUFFERBUFFERCLOCK BUFFERD-BOARD(D32)TOTODRIVERDATATODRIVERDATA(C12)C1-BOARDTOSS-BOARD(SS32)TO12345678TH-42PX20U-PC2-BOARD (1 of 2) Schematic Diagram TH-42PX20U-PC2-BOARD (1 of 2) Schematic DiagramTH-42PX20U-P121
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TH-42PX20U/P Operating
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